package cn.tedu._03vehicle.controller;

import cn.tedu._03vehicle.base.response.JsonResult;
import cn.tedu._03vehicle.base.response.StatusCode;
import cn.tedu._03vehicle.mapper.UserMapper;
import cn.tedu._03vehicle.pojo.dto.UserLoginParam;
import cn.tedu._03vehicle.pojo.dto.UserRegParam;
import cn.tedu._03vehicle.pojo.entity.User;
import cn.tedu._03vehicle.pojo.vo.UserLoginVO;
import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import jakarta.servlet.http.HttpSession;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;

import java.util.Date;

@RestController
@RequestMapping("/v1/user/")
@Slf4j
@Tag(name = "01-用户管理模块")
public class UserController {
    @Autowired
    private UserMapper userMapper;

    @PostMapping("reg")
    @Operation(summary = "注册功能")
    @ApiOperationSupport(order = 10)
    public JsonResult reg(@RequestBody @Validated UserRegParam userRegParam) {
        log.debug("UserRegParam:" + userRegParam);
        int count = userMapper.selectUserByUsername(userRegParam.getUsername());
        if (count > 0) return new JsonResult(StatusCode.USERNAME_EXISTS);
        User user = new User();
        BeanUtils.copyProperties(userRegParam, user);
        user.setCreateTime(new Date());
        user.setUpdateTime(new Date());
        int num = userMapper.insertUser(user);
        if (num > 0) return JsonResult.ok();
        return new JsonResult(StatusCode.OPERATION_FAILED);
    }

    @PostMapping("login")
    @Operation(summary = "登录功能")
    @ApiOperationSupport(order = 20)
    public JsonResult login(@RequestBody UserLoginParam userLoginParam, HttpSession session) {
        log.debug("UserLoginParam:" + userLoginParam);
        UserLoginVO userLoginVO = userMapper.selectUserByUsernameAndPassword(userLoginParam);
        if (userLoginVO == null) return new JsonResult(StatusCode.USERNAME_PASSWORD_ERROR);
        session.setAttribute("user", userLoginVO);
        return JsonResult.ok(userLoginVO);
    }

    @GetMapping("currentUser")
    @Operation(summary = "获取当前用户功能")
    @ApiOperationSupport(order = 30)
    public JsonResult currentUser(HttpSession session) {
        UserLoginVO userLoginVO = (UserLoginVO) session.getAttribute("user");
        return JsonResult.ok(userLoginVO);
    }

    @GetMapping("logout")
    @Operation(summary = "退出登录功能")
    @ApiOperationSupport(order = 40)
    public void logout(HttpSession session){
        session.removeAttribute("user");
    }
}
